Poulan PR20H42STA owner manual To Replace Mower Blade Drive Belt See Fig, To Adjust Brake See Fig

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SERVICE AND ADJUSTMENTS

TO REPLACE MOWER BLADE DRIVE BELT (See Fig. 23)

The mower blade drive belt may be replaced without tools. Park the tractor on level surface. Engage parking brake.

BELT REMOVAL -

•Remove mower from tractor (See “TO REMOVE MOWER” in this section of this manual).

•Work belt off both mandrel pulleys and idler pulleys.

•Pull belt away from mower.

BELT INSTALLATION -

•Install new belt in reverse order of removal.

•Make sure belt is in all pulley grooves and inside all belt guides.

•Install mower in reverse order of removal instructions.

IDLER

PULLEYS

MANDREL

PULLEYS

FIG. 23

TO ADJUST BRAKE (See Fig. 24)

Your tractor is equipped with an adjustable brake system which is mounted on the side of the transaxle.

If tractor requires more than six (6) feet stopping distance at high speed in highest gear, then brake must be adjusted.

•Depress clutch/brake pedal and engage parking brake.

•Measure distance between brake operating arm and nut “A” on brake rod.

•If distance is other than 1-9/16", loosen jam nut and turn nut “A” until distance becomes 1-9/16". Retighten jam nut against nut “A”.

•Road test tractor for proper stopping distance as stated above. Readjust if necessary. If stopping distance is still greater than six (6) feet in highest gear, further maintenance is necessary. Contact your nearest au- thorized service center/department.

WITH PARKING BRAKE “ENGAGED”

 

NUT

 

1-9/16"

“A”

JAM NUT

 

OPERATING

ARM

DO NOT TOUCH THIS NUT. IF FURTHER BRAKE ADJUST- MENT IS NECESSARY CONTACT YOUR NEAREST AUTHORIZED SERVICE CENTER/DEPARTMENT

FIG. 24

TO REPLACE MOTION DRIVE BELT (See Fig. 25)

Park the tractor on level surface. Engage parking brake. For assistance, there is a belt installation guide decal on bottom side of left footrest.

•Remove mower (See “TO REMOVE MOWER” in this section of this manual.)

•Remove belt from stationary idler and clutching idler.

•Pull belt slack toward rear of tractor. Carefully remove belt upwards from transmission input pulley and over cooling fan blades.

•Pull belt toward front of tractor and remove downward from around engine pulley.

•Install new belt by reversing above procedure.

ENGINE

PULLEY

CLUTCHING

IDLER

STATIONARY

IDLER

TRANSMISSION

INPUT PULLEY

FIG. 25

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Contents PR20H42STA Safety Rules Safety Rules Table of Contents Unassembled Parts Steering Wheel SeatSlope Sheet Tools Required for Assembly AssemblyHOW to SET UP Your Tractor To Remove Tractor from CartonTo SET UP Your Mower for Mulching Install Seat See FigCheck Tire Pressure To Convert to Bagging or DischargingCheck Deck Levelness Check for Proper Position of ALL BeltsOperation Motion Control Lever Selects the speed Know Your TractorHOW to USE Your Tractor To Operate Mower See Fig To Adjust Gauge Wheels See FigTo Operate on Hills To Transport See FigsCheck Engine OIL Level See Fig Before Starting the EngineADD Gasoline To Start Engine See FigMulching Mowing Tips Mowing TipsCustomer Responsibilities ¿ Lubrication ChartGeneral Recommendations Before Each USEBrake Operation TractorTires Operator Presence SystemEngine Cleaning Clean AIR INTAKE/COOLING AreasMuffler Spark PlugsTo Install Mower See Fig Service and AdjustmentsTo Level Mower Housing To Remove Mower See FigRecheck side-to-side adjustment Belt Installation To Adjust Brake See FigTo Replace Mower Blade Drive Belt See Fig To Replace Motion Drive Belt See FigTransaxle Motion Control Lever Neutral Adjustment See Fig Transmission REMOVAL/REPLACEMENTTo Adjust Steering Wheel Alignment Front Wheel TOE-IN/CAMBERReplacing Battery See To Start Engine with a Weak Battery See FigTo Replace Headlight Bulb To Attach Jumper CablesTo Adjust Carburetor Interlocks and RelaysTo Replace Fuse Other StorageFuel System Engine OILTroubleshooting Points OFF Service Notes Tractor - Model Number PR20H42STA SchematicElectrical KEY Part Description Chassis Screw Hex Wshd 8-18 x 7/8 Drive Transaxle Hydro Gear Steering Assembly KEY Part NO. NO.DESCRIPTION Seat Assembly Wheels and Tires DecalsSpark Arrester Engine Optional Equipment141295 Control Throt EngineMower Deck Repair Parts Mower Lift 159460 Wire Asm Inner/Sprg W/plunger LT Limited Warranty Only Ride UP and Down Hill Not Across Hill Degrees MAX Suggested Guide for Sighting Slopes for Safe OperationParts and Service
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